fix a flag initialization bug

Author: MaverickPeter

elevation_mapping/elevation_mapping/src/ElevationMapping.cpp

@@ -228,6 +228,7 @@ bool ElevationMapping::initialize()
   denseSubmap = false;
   newLocalMapFlag = 1;
   JumpOdomFlag = 0;
+  JumpFlag = 0;
   initFlag = 1;
   ROS_INFO("Done.");